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Paycheck Protection Program Loan - Additional information (Detail) - USD ($) $ in Thousands |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 31, 2022 | Jun. 15, 2021 | Jul. 30, 2022 | Jan. 31, 2024 | Jan. 31, 2023 | Jan. 31, 2022 | May 06, 2020
Gain on Extinguishment of Debt – PPP Loan |  |  |  | $ 0 | $ 0 | $ 4,466 |
Paycheck Protection Program Loan [Member] | Green wood Credit Union [Member] |  |  |  |  |  |  |
Debt instrument face amount |  |  |  |  |  |  | $ 4,400
Loan, payment terms | The PPP Loan, originally scheduled to mature on May 6, 2022, was unsecured and bore interest at a rate of 1.0% per annum, accruing from the loan date. |  |  |  |  |  |
Loan, maturity date | May 06, 2022 |  |  |  |  |  |
Loan, interest rate | 1.00% |  |  |  |  | 1.00% |
Amount of PPP loan forgiven |  | $ 4,400 |  |  |  |  |
Gain on Extinguishment of Debt – PPP Loan |  |  | $ 4,500 |  |  |  |

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